Safe automatic window rail

The utility model provides a safe automatic window rail belongs to from movable rail way equipment field, and it includes track main part, window frame support bracket, driving chain, drive gear, first motor, second motor, gas sensor and controller, and it detects indoor air composition through use...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: YAN GUOYU
Format: Patent
Sprache:chi ; eng
Schlagworte:
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